Mainsprings | William S. McCaw Company

$15.95
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2.00 x .075 x 400 Manual Swiss Mainspring / 11″ x 14″ x 15″ GR5714

$15.95
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4 1/2 x 10 x 11 Swiss Made Mainspring DB End. 1.30 x 0.11 x 280. GR3281-DB Bestfit MSS-4510KS Fits Poljot/Vostok 2408, 2409, 2409A, 2414, 2414A

$15.95
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$26.95
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$18.95
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Quality Swiss & European Made Generic Mainsprings for popular Omega calibers

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Quality Swiss Made Generic Rolex Mainsprings for all popular calibers.

$16.95
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6 x 9 1/2 x 12 1/2 White-a-Loy mainspring

$15.95
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Dennison: 8 x 9 1/2 x 13 1/2 Metric 1.70 x .12 x 340mm

$15.95
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MSS-WA41 Automatic Mainspring (GR3983X) Swiss Made
White-A-Loy Size 5 1/2 x 10 x 13 3/4 / 1.45 x .11 x 320

$18.95
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Fits Seiko Movement #s: 2501A, 2501B, 2501C 2505A, 2505B, 2516B 2517A, 2517B Measurements: 1.05 x 0.075 x 260 / 1.5 x 13 10.5 (auto)

$20.00
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Fits Seiko Movement #s: 460 Measurements: 1.05 x 0.12 x 380 / 1.5 x 12.5 x 14.5

$15.95
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